#coding=utf-8
class DoubanSplider:
    def run(self):
        str = "你好啊{}".format(" C")
        print(str)
        print("Run")
if __name__ == '__main__':
    douban = DoubanSplider()
    douban.run()
    a = 10 if 4>3 else 20
    b = 10 if 4<3 else 30
    print(a, b)
